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World's Largest Residential
Air-Conditioner Manufacturer

Carbon less Happy MORE


Research Centers


Testing Labs



Rank 488

in Fortune Global 500

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Products line

Single Zone

Ultra heating, ultra cooling and universal kind of indoor units.


Central Ducted System

Super efficient, quiet, universal AC 24V control, can match other brands of indoor coils.

Multi Zone

As lower as -31°F ultra heating, ultra cooling and multi indoor units.

Air to Water

Low temperature heating, high outlet water temperature, easy to installation.


High reliability, wide operating temperature, easy installation, rich types of internal units.


We Have been Working On

What We Can Do The Best.

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  • Is TOSOT a top HVAC manufacturer?
    YES TOSOT is an overseas brand of GREE Electric Appliances, Inc. of Zhuhai. Which is the world largest air conditioner enterprise integrating Research & Development, manufacturing, marketing and services. Our annual production capacity is 60 million residential air conditioning systems and 5 million commercial systems. We have 80,000 employees, 5,000 engineers on staff, located throughout their nine manufacturing facilities worldwide, based in China, Brazil, Pakistan and Vietnam. Our products are sold into more than 100 countries worldwide.
  • Does a heat pump cool as well as AC?
    Yes. In most cases heat pumps are more energy efficient than regular AC when used for cooling.
  • What temperature is too cold for heat pumps?
    Depending on the design temperature of the heat pump. We have lowest of -35°C (-31°F).
  • What are TOSOT's performance, safety and quality certifications?
    TOSOT prides itself on the reliability and quality of its products. World class, state-of-the-art quality control methods are employed throughout the manufacturing process, including a separate plant where all key components are pre-tested. In addition, Most of our Products have the following certifications: Energy Star Qualified AHRI Certified ETL Listed CSA Listed
  • How do I change my remote control setting from Fahrenheit to Celsius?
    The remote control should come from the factory already set for °F, but if set for °C, turn remote control off, then press “MODE” and buttons on the remote simultaneously for 5 seconds.
  • How do I operate my unit if the remote control is lost?
    In the case that the remote control is mis-placed, the unit can be turned on/off by lifting the panel on the Indoor Unit and pressing button on lower right hand side. The temperature cannot be changed and the unit will only operate in the “Auto” Mode.
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